Rainfall tercile tables for several locations in the South and West of the North Island. Data are based on the 30-year period 1971-2000. The ranges for each tercile are: below normal = second lowest to 33rd percentile; near normal = 34th to 66th percentile; above normal = 67th percentile to second highest.
Historical rainfall total (mm) range for forecast area SWNI for the 3-month period Feb-Mar-Apr
Station Name | No. years | Below Normal | Near Normal | Above Normal |
---|---|---|---|---|
TAUMARUNUI | 30 | 151 - 221 | 221 - 312 | 312 - 485 |
TAUMARUNUI AWS | 30 | 151 - 221 | 221 - 312 | 312 - 485 |
TURANGI 2 EWS | 30 | 193 - 269 | 269 - 381 | 381 - 589 |
NEW PLYMOUTH AWS | 30 | 228 - 301 | 301 - 355 | 355 - 571 |
LOWER RETARUKE | 30 | 168 - 244 | 244 - 315 | 315 - 548 |
STRATFORD DEM FARM | 29 | 286 - 369 | 369 - 458 | 458 - 649 |
WAIOURU AWS | 30 | 132 - 165 | 165 - 240 | 240 - 314 |
WANGANUI,SPRIGGENS PARK EWS | 30 | 114 - 174 | 174 - 223 | 223 - 298 |
PALMERSTON N | 30 | 122 - 166 | 166 - 263 | 263 - 323 |
LEVIN AWS | 30 | 126 - 200 | 200 - 262 | 262 - 392 |
PARAPARAUMU AERO | 30 | 124 - 167 | 167 - 230 | 230 - 322 |
WALLACEVILLE EWS | 30 | 117 - 205 | 205 - 296 | 296 - 404 |
WAIORONGOMAI | 23 | 155 - 258 | 258 - 398 | 398 - 515 |
WELLINGTON,KELBURN | 30 | 130 - 204 | 204 - 285 | 285 - 394 |
WELLINGTON AERO | 30 | 99 - 169 | 169 - 233 | 233 - 349 |